Rossetti String Quartet

Following is a more complete listing of summer events, organized by category. THEATER Friday-May 30: "Glamorous Assassin," Theater 150. Friday-June 27: "The Marrieds," Whitmore-Lindley Theatre Center. *"Something Green," Whitmore-Lindley Theatre. Friday-July 3: "On the Verge," 24th Street Theatre. Saturday: "Michael Feinstein Sings 100 Years of Gershwin," Norris Theatre. Saturday-July 4: "A Midsummer Night's Dream," Knightsbridge Theatre. Saturday-July 4: "Once in Doubt," Odyssey Theatre.